The Social Semantic Web in Intelligent Learning Environments: state of the art and future challenges

Faculty of Organizational Sciences, University of Belgrade, Belgrade, Serbia; School of Computing and Information Systems, Athabasca University, Athabasca, Canada; The Center for Interactive Smart Oilfield Technologies, University of Southern California, Los Angeles, California, USA; Department of Computer Science, University of Saskatchewan, Saskatoon, Canada; School of Interactive Arts and Technology, Simon Fraser University, Surrey, Canada